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| 1. Suitable material to process Material: galvanized steel strip (355MPa); Thickness: 1.5mm - 2.5mm; Width: as per drawing. 2. Technique parameters of the main roll forming machine (1). Forming stations: 22 stations, with 12 auxiliary roller stations; (2). Roller material: CR12MOV die steel, heat treatment of HRC58-60 degrees after rough machining, fine grinding holes, CNC numerical control finishing; (3). Diameter of shaft: ¢80mm with fine grinding process after straightening; (4). Material of shaft: solid Cr40 steel with tempering ; (5). Frame of the machine: welded with square tubes (120mm*120mm / 150mm*150mm) and 16mm steel plate; the surface of the steel plate was processed with large CNC milling machine; the frame has been treated with aging to eliminate internal stress and has good stability. (6). Wall panel thickness: 55mm cast iron, independent structure; (7). Forming motor power: 2 * 22KW; (8). Straighten section: multi-rotation Turkish straighten mechanism; (9). Hydraulic station power for punching hole: 3KW with cooling system which power 220W; (10). Punching and cutting: double servo motors tracking punching and cutting without stop; (11). Servo motor power: 2.3KW; |
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